weka.core
Class ProtectedProperties

java.lang.Object
  java.util.Dictionary<K,V>
      java.util.Hashtable<Object,Object>
          java.util.Properties
              weka.core.ProtectedProperties

All Implemented Interfaces:

Serializable, Cloneable, Map<Object,Object>, RevisionHandler

public class ProtectedProperties
extends Properties
implements RevisionHandler

Simple class that extends the Properties class so that the properties are unable to be modified.

Version:

$Revision: 8034 $

Author:

Richard Kirkby (rkirkby@cs.waikato.ac.nz)

See Also:

Serialized Form

Constructor Summary

ProtectedProperties(Properties props)
Creates a set of protected properties from a set of normal ones.

Method Summary

void	clear() Overrides a method to prevent the properties from being modified.
String	getRevision() Returns the revision string.
void	load(InputStream inStream) Overrides a method to prevent the properties from being modified.
Object	put(Object key, Object value) Overrides a method to prevent the properties from being modified.
void	putAll(Map t) Overrides a method to prevent the properties from being modified.
Object	remove(Object key) Overrides a method to prevent the properties from being modified.
Object	setProperty(String key, String value) Overrides a method to prevent the properties from being modified.

Methods inherited from class java.util.Properties

getProperty, getProperty, list, list, load, loadFromXML, propertyNames, save, store, store, storeToXML, storeToXML, stringPropertyNames

Methods inherited from class java.util.Hashtable

clone, contains, containsKey, containsValue, elements, entrySet, equals, get, hashCode, isEmpty, keys, keySet, size, toString, values

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

ProtectedProperties

public ProtectedProperties(Properties props)

Creates a set of protected properties from a set of normal ones.

Parameters:

props - the properties to be stored and protected.

Method Detail

setProperty

public Object setProperty(String key,
                          String value)

Overrides a method to prevent the properties from being modified.

Overrides:

setProperty in class Properties

Returns:

never returns without throwing an exception.

Throws:

UnsupportedOperationException - always.

load

public void load(InputStream inStream)

Overrides a method to prevent the properties from being modified.

Overrides:

load in class Properties

Throws:

UnsupportedOperationException - always.

clear

public void clear()

Overrides a method to prevent the properties from being modified.

Specified by:

clear in interface Map<Object,Object>

Overrides:

clear in class Hashtable<Object,Object>

Throws:

UnsupportedOperationException - always.

put

public Object put(Object key,
                  Object value)

Overrides a method to prevent the properties from being modified.

Specified by:

put in interface Map<Object,Object>

Overrides:

put in class Hashtable<Object,Object>

Returns:

never returns without throwing an exception.

Throws:

UnsupportedOperationException - always.

putAll

public void putAll(Map t)

Overrides a method to prevent the properties from being modified.

Specified by:

putAll in interface Map<Object,Object>

Overrides:

putAll in class Hashtable<Object,Object>

Throws:

UnsupportedOperationException - always.

remove

public Object remove(Object key)

Overrides a method to prevent the properties from being modified.

Specified by:

remove in interface Map<Object,Object>

Overrides:

remove in class Hashtable<Object,Object>

Returns:

never returns without throwing an exception.

Throws:

UnsupportedOperationException - always.

getRevision

public String getRevision()

Returns the revision string.

Specified by:

getRevision in interface RevisionHandler

Returns:

the revision